Exigência - art. 36 da LPI
#6.1
10/24/1989
RPI 992
Application data
Number
PI8604368Type
Filing
Publication
The letters patent expired on 07/22/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
Pantax Indústria e Comércio de Estruturas ltda.
SP, BR
Inventors
T. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
10/24/1989
RPI 992
03/22/1988
RPI 909
#4.1
06/09/1987
RPI 868
#3.2
03/10/1987
RPI 855
#2.1
03/04/1987
RPI 854
#21.1
Patente extinta em 08/09/2001
07/22/2008
RPI 1959
#16.1
10/30/1990
RPI 1039
#9.1
06/05/1990
RPI 1021
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.